Stefan has spent ~15 years as a freelancing consultant, mainly focused on web applications (esp. Grails) with the last 3 years working with Neo4j. Aside from coding in the java ecosystem. He is a passionate Linux veteran since the kernel 1.0.x days and when not coding, he cycles and is a volunteer firefighter at the local fire department, acting as team lead and instructor. He's all geek and loves technology, good food, and red wines.